Università degli Studi di Genova
We prove a rigidity type result for stratified nilpotent Lie algebras which gives a positive answer to a special case of a conjecture formulated by M. Cowling in  and of another conjecture formulated by A. Kor´anyi in .
accepted for publication on Proc. AMS
Pubblicato su: Proceedings of the American Mathematical Society Vol. 138 (2010) N. 5 Pag. 1889-1895